using System;

public class Program

{

    public static void Main()

    {

// code 1 ผลรวม และ ค่าเฉลี่ยของเลข 3 ตัว

        /*Console.WriteLine("****************************************");

        Console.Write("Number 1 = ");

        float n1 = float.Parse(Console.ReadLine());

        Console.Write("Number 2 = ");

        float n2 = float.Parse(Console.ReadLine());

        Console.Write("Number 3 = ");

        float n3 = float.Parse(Console.ReadLine());

        Console.WriteLine("****************************************");

        float tot = n1+n2+n3;

        Console.WriteLine("Summary of {0}, {1} and {2} is {3:F}",n1,n2,n3,tot);

        Console.WriteLine("****************************************");

        float tot1 =tot/3;

        Console.WriteLine("Average of {0}/3 is {1:F}",tot,tot1);*/

//code 2 คำนวณเงินเดือนสุทธิ ค่าประกันสังคม ค่าภาษี

// เงินเดือนสุทธิ = เงินเดือนค่าประกันสังคม-ภาษี

        /*Console.WriteLine("----------------------------------------");

        Console.Write("Input Employee Salary : ");

        float slr = float.Parse(Console.ReadLine());

        Console.WriteLine("----------------------------------------");

        float soc = slr*0.03f;

        float tax = slr*0.04f;

        Console.WriteLine("Employee Salary {0,20:F} Baht.",slr);

        Console.WriteLine("Social Security {0,20:F} Baht.",soc);

        Console.WriteLine("Tax {0,32:F} Baht.",tax);

        Console.WriteLine("----------------------------------------");

        float fin = slr-(soc+tax);

        Console.WriteLine("Salary {0,29:F} Baht.",fin);*/

​

//code 3 คำถามให้นักศึกษาเขียนลำดับการประมวลผลโปรแกรม

// - เริ่มจาก หาร/คูณ 12/3=4 > 4*2=8

//จากนั้นบวก/ลบ จากซ้าย>ขวา 19-8=11 > 11+7=18

// สรุป x = 19 - ((12 / 3) * 2) + 7

        /*int x = 19 - 12 / 3 * 2 + 7;

        Console.WriteLine("x = {0}\n",x);*/

​

//code 4 แสดงใบเสร็จ เก็บตัวแปรจน.สินค้า หาผลรวม คำนวณภาษี

        /*Console.WriteLine("=============================================");

        Console.WriteLine("\t\t\t Bill Coffee Shop");

        Console.WriteLine("=============================================");

        float coffee=30, milk=15, water=10;

        Console.WriteLine("Coffee {0} Baht, Milk {1} Baht, Water {2} Baht",coffee,milk,water);

        Console.WriteLine("=============================================");

        Console.Write("How many coffee do you want : ");

        int cf = int.Parse(Console.ReadLine());

        Console.Write("How many milk do you want : ");

        int ml = int.Parse(Console.ReadLine());

        Console.Write("How many water do you want : ");

        int wt = int.Parse(Console.ReadLine());

        Console.WriteLine("=============================================");

        coffee=coffee*cf; milk=milk*ml; water=water*wt;

        Console.WriteLine("Coffee {0,20} {1,10:F} Baht",cf,coffee);

        Console.WriteLine("Milk {0,22} {1,10:F} Baht",ml,milk);

        Console.WriteLine("Water {0,21} {1,10:F} Baht",wt,water);

        Console.WriteLine("=============================================");

        int amt=cf+ml+wt;

        float tot=coffee+milk+water;

        Console.WriteLine("Total {0,21} {1,10:F} Baht",amt,tot);

        tot=tot+(tot*0.07f);

        Console.WriteLine("Total + vat 7% {0,12} {1,10:F} Baht",amt,tot);*/

​

//code 5 ให้รับค่าจำนวนเงิน แล้วแปลงเป็นธนบัตร/เหรียญ

        int money, left, thou, fhun, hun, fif, twen, ten, five;

        Console.Write("Enter money you wish to convert\n");

        money = int.Parse(Console.ReadLine());

        thou = money / 1000;    left = money % 1000;

        fhun = left / 500;      left = left % 500;

        hun = left / 100;       left = left % 100;

        fif = left / 50;        left = left % 50;

        twen = left / 20;       left = left % 20;

        ten = left / 10;        left = left % 10;

        five = left / 5;        left = left % 5;

        Console.WriteLine("Convert to");

        Console.WriteLine("One Thousand baht notes : {0}", thou);

        Console.WriteLine("Five Hundred baht notes : {0}", fhun);

        Console.WriteLine("One Hundred baht notes : {0}", hun);

        Console.WriteLine("Fifty baht notes: {0}", fif);

        Console.WriteLine("Twenty baht notes: {0}", twen);

        Console.WriteLine("Ten baht coins: {0}", ten);

        Console.WriteLine("Five baht coins: {0}", five);

        Console.WriteLine("One baht coins: {0}", left);

    }

}